Clear Outside v1.0 - International Weather Forecasts For Astronomers

Wednesday 29

Waxing Gibbous 97%

18:29

04:55

12 Good
13 Good
14 OK
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
04 OK
05 OK
06 OK
07 OK
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:46, Set: 20:32, Transit: 13:10. Moon - Rise: 18:29, Set: 04:55. Civil Dark: 21:10 - 05:08. Nautical Dark: 21:58 - 04:20. Astro Dark: 22:57 - 03:20

Total Clouds (% Sky Obscured)

0
0
0
100
100
100
95
60
100
100
50
64
81
100
49
21
26
30
40
36
56
87
90
94

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
47
56
14
2
6
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
30
100
100
95
60
100
100
50
64
81
100
49
21
26
30
40
36
56
87
90
92

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
8
28
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

21
21
22
21
21
20
19
19
19
19
19
19
18
18
17
16
15
15
15
14
15
16
17
18

Chance of Frost

Temperature (°C)

17
18
19
19
19
18
17
16
14
13
12
11
10
10
9
10
10
10
10
10
10
11
14
16

Feels Like (°C)

12
13
14
15
14
12
12
10
9
7
5
5
5
4
4
4
4
5
5
5
6
7
9
10

Dew Point (°C)

11
11
12
13
13
12
12
10
9
6
4
3
3
3
2
2
2
3
3
4
6
7
8
9

Relative Humidity (%)

67
65
66
65
67
67
70
69
69
63
60
58
60
60
59
57
60
62
61
68
72
72
69
66

Pressure (mb)

1022
1021
1021
1020
1020
1020
1020
1020
1020
1021
1021
1021
1021
1021
1021
1020
1020
1020
1020
1020
1020
1020
1020
1020

Ozone (du)

403
405
410
405
394
389
388
386
382
379
380
379
379
378
378
380
381
382
382
382
382
380
377
377

Thursday 30

Waxing Gibbous 99%

19:43

05:09

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 OK
20 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:44, Set: 20:34, Transit: 13:10. Moon - Rise: 19:43, Set: 05:09. Civil Dark: 21:12 - 05:06. Nautical Dark: 22:00 - 04:17. Astro Dark: 23:00 - 03:16

Total Clouds (% Sky Obscured)

83
97
91
100
100
100
100
24
18
30
29
48
48
48
65
61
55
60
71
50
81
94
96
99

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
26
34
41
46

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
6
34
27
29
30
31
29
34
37
33
41
38
55
55

High Clouds (% Sky Obscured)

75
97
91
100
100
100
100
24
18
26
18
1
13
1
23
30
30
7
7
1
81
85
85
85

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
10
16
27
38

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

19
19
19
18
17
16
15
13
10
8
6
4
4
4
4
4
3
3
3
2
2
3
4
4

Chance of Frost

Temperature (°C)

17
18
18
19
18
18
17
16
14
13
12
12
11
10
10
10
10
10
9
10
11
13
14
14

Feels Like (°C)

12
12
13
13
13
13
13
12
11
10
11
11
11
10
9
9
10
10
9
10
12
13
13
13

Dew Point (°C)

10
10
10
11
12
12
11
11
9
8
8
9
8
8
8
8
8
8
7
8
8
9
9
9

Relative Humidity (%)

62
60
59
61
67
70
71
70
69
70
76
81
83
84
87
87
87
87
87
87
81
77
75
74

Pressure (mb)

1020
1019
1019
1019
1019
1019
1018
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1019
1019
1019
1020
1020
1020
1020

Ozone (du)

377
377
376
373
373
374
376
377
377
375
374
373
374
374
372
371
369
368
368
368
367
366
366
366

Friday 1

Full Moon 100%

20:57

05:27

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:42, Set: 20:35, Transit: 13:10. Moon - Rise: 20:57, Set: 05:27. Civil Dark: 21:13 - 05:04. Nautical Dark: 22:03 - 04:15. Astro Dark: 23:03 - 03:13

Total Clouds (% Sky Obscured)

88
98
98
99
99
87
100
100
100
96
95
100
100
94
97
95
100
98
78
75
73
69
65
55

Low Clouds (% Sky Obscured)

78
72
77
84
89
63
46
66
70
73
68
61
62
44
30
21
11
6
40
41
43
46
44
38

Medium Clouds (% Sky Obscured)

53
82
95
97
96
37
86
98
67
21
27
40
31
36
95
88
76
57
60
57
43
33
25
23

High Clouds (% Sky Obscured)

86
86
11
2
16
34
100
43
100
65
31
100
100
43
65
68
100
97
56
44
39
29
23
4

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

43
58
56
45
26
12
9
5
1
0
0
0
1
1
8
10
7
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0.4
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

5
6
7
5
5
6
6
5
3
2
2
2
1
1
1
1
1
2
1
2
2
2
2
2

Chance of Frost

Temperature (°C)

14
15
15
16
16
17
17
16
15
13
13
12
11
11
10
10
9
9
9
10
11
13
15
16

Feels Like (°C)

13
13
13
14
15
16
16
15
14
13
12
11
11
10
10
9
9
8
8
9
11
13
14
16

Dew Point (°C)

9
10
11
13
13
14
14
14
13
13
12
11
11
10
10
9
9
8
8
8
9
10
9
10

Relative Humidity (%)

71
72
75
82
82
82
85
89
92
95
96
96
98
98
98
96
96
95
93
90
86
78
69
67

Pressure (mb)

1020
1020
1019
1019
1019
1019
1019
1019
1019
1020
1020
1019
1019
1019
1019
1018
1018
1018
1018
1018
1018
1018
1017
1017

Ozone (du)

367
366
366
365
364
362
361
360
361
367
366
364
367
365
367
368
370
372
374
376
378
379
379
379

Saturday 2

Waning Gibbous 98%

22:11

05:50

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:41, Set: 20:37, Transit: 13:10. Moon - Rise: 22:11, Set: 05:50. Civil Dark: 21:15 - 05:02. Nautical Dark: 22:05 - 04:12. Astro Dark: 23:07 - 03:09

Total Clouds (% Sky Obscured)

60
75
82
87
91
96
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
32
31
31
30
26
17
16
19
50
46
46
42
54
65
68
73
86
91
90
87
83
82
80

Medium Clouds (% Sky Obscured)

43
50
61
69
79
90
100
100
100
100
100
100
100
100
100
91
68
100
100
100
100
100
100
84

High Clouds (% Sky Obscured)

10
21
30
45
66
85
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
70
70

ISS Passover

Visibility (miles)

9
9
9
7
9
4
4
9
9
5
9
9
9
9
9
9
9
9
9
9
5
3
5
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
Very Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
4
16
36
51
51
42
35
45
34
55
66
67
85
95
95
95
95
95
95
95
95
95
95

Precipitation Amount (mm)

0
0
0
0
0
0.2
0
0
0
0
0
0.3
0.2
0.5
0.7
0.8
0.9
1.1
1.3
1.3
1.5
1.3
0.8
0.6

Wind Speed/Direction (mph)

3
3
4
4
5
4
4
4
3
3
3
4
5
6
7
6
6
6
5
6
5
5
5
6

Chance of Frost

Temperature (°C)

17
18
19
18
18
18
17
16
15
14
14
13
13
13
13
12
13
13
12
13
13
13
14
14

Feels Like (°C)

19
19
19
18
19
17
17
16
14
14
13
13
13
12
12
12
12
12
11
12
12
13
14
14

Dew Point (°C)

11
12
12
13
14
15
15
15
14
14
13
13
13
12
12
12
12
12
12
12
12
13
13
13

Relative Humidity (%)

65
65
65
70
77
82
89
95
96
96
96
95
95
95
95
98
98
98
98
96
96
98
96
93

Pressure (mb)

1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013
1012
1012
1011
1011
1010
1009
1009
1009
1008
1009
1009
1009
1009

Ozone (du)

379
379
379
377
376
374
374
373
374
375
377
378
380
382
382
382
384
385
384
382
381
381
383
385

Sunday 3

Waning Gibbous 95%

23:21

06:22

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Good
01 Good
02 Good
03 Good
04 OK
05 OK
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:39, Set: 20:39, Transit: 13:10. Moon - Rise: 23:21, Set: 06:22. Civil Dark: 21:17 - 05:00. Nautical Dark: 22:07 - 04:10. Astro Dark: 23:10 - 03:06

Total Clouds (% Sky Obscured)

100
100
99
98
100
100
100
100
100
100
67
33
1
4
7
9
25
40
58
64
71
80
80
81

Low Clouds (% Sky Obscured)

79
82
87
91
63
34
5
5
5
5
5
2
0
0
0
0
13
25
37
47
56
65
63
60

Medium Clouds (% Sky Obscured)

57
85
67
67
43
22
1
0
2
0
0
0
0
0
0
0
1
2
3
12
21
30
52
72

High Clouds (% Sky Obscured)

70
75
70
70
80
85
90
95
95
90
60
30
1
4
7
9
25
35
45
28
14
4
3
4

ISS Passover

Visibility (miles)

0
4
1
0
0
0
0
0
0
0
0
0
4
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

93
89
77
55
55
48
34
30
19
4
8
7
1
3
3
1
2
2
1
6
8
6
25
35

Precipitation Amount (mm)

0.5
0.5
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

8
11
12
13
12
10
9
8
6
4
3
3
3
3
2
2
2
2
2
2
2
4
5
6

Chance of Frost

Temperature (°C)

15
16
16
16
16
16
15
15
13
12
11
10
10
9
9
9
10
10
10
10
11
12
14
14

Feels Like (°C)

15
14
14
14
14
15
15
15
14
13
12
10
9
9
9
9
8
8
9
8
10
10
12
12

Dew Point (°C)

14
14
13
13
14
13
13
13
12
11
10
10
9
9
9
9
9
9
9
9
9
10
11
11

Relative Humidity (%)

89
86
83
82
86
85
86
89
92
95
95
95
96
96
96
95
95
95
93
91
88
84
83
82

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1010
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1011
1012
1011

Ozone (du)

383
383
382
383
383
383
383
383
385
386
384
383
381
381
381
381
382
381
380
379
380
382
383
385

Monday 4

Waning Gibbous 90%

00:23

07:04

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad

Sun - Rise: 05:37, Set: 20:40, Transit: 13:10. Moon - Rise: 00:23, Set: 07:04. Civil Dark: 21:19 - 04:58. Nautical Dark: 22:09 - 04:07. Astro Dark: 23:13 - 03:02

Total Clouds (% Sky Obscured)

82
78
75
69
60
52
47
55
66
75
73
71
64
63
56
48
49
56
67
77
89
100
97
93

Low Clouds (% Sky Obscured)

57
54
51
48
49
44
43
40
37
31
39
43
47
46
38
31
45
56
66
74
83
93
86
83

Medium Clouds (% Sky Obscured)

82
78
75
69
55
37
16
19
24
25
42
60
64
63
52
47
37
27
18
32
40
46
33
21

High Clouds (% Sky Obscured)

5
7
4
0
3
6
8
21
33
45
31
22
10
4
4
6
6
3
0
1
1
1
1
1

ISS Passover

Visibility (miles)

9
9
9
9
9
8
7
6
4
3
2
3
4
5
6
8
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
Very Light Rain
Light Rain
Very Light Rain
Very Light Rain
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None

Precipitation Probability (%)

42
47
57
67
63
60
59
61
59
65
75
90
95
95
75
56
41
24
6
20
25
28
37
36

Precipitation Amount (mm)

0
0
0.3
0.5
0.3
0.2
0
0.3
0.3
0.6
0.7
1
1.8
1.2
0.6
0.2
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
6
6
5
5
6
8
6
5
4
3
3
3
3
3
3
4
4
4
7
9
12
12

Chance of Frost

Temperature (°C)

15
15
15
14
14
13
13
13
12
11
10
10
10
10
9
9
9
9
9
9
10
11
12
12

Feels Like (°C)

13
12
14
13
13
12
11
11
11
10
9
9
9
8
8
8
9
9
8
8
8
8
9
9

Dew Point (°C)

12
12
12
12
12
12
12
11
11
11
10
10
10
9
9
9
9
9
8
8
9
9
10
9

Relative Humidity (%)

82
80
84
87
90
90
90
90
93
96
98
98
96
96
96
96
96
96
96
96
93
88
86
81

Pressure (mb)

1011
1011
1011
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1010
1009
1009
1009
1009
1009
1009
1009
1009
1010
1010

Ozone (du)

388
390
391
391
392
394
396
398
398
398
398
396
395
393
391
388
386
383
379
376
376
377
377
378

Tuesday 5

Waning Gibbous 83%

01:14

07:59

12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 OK
23 OK
00 OK
01 OK
02 OK
03 Good
04 Good
05 Good
06 Good

Sun - Rise: 05:35, Set: 20:42, Transit: 13:09. Moon - Rise: 01:14, Set: 07:59. Civil Dark: 21:21 - 04:56. Nautical Dark: 22:12 - 04:05. Astro Dark: 23:17 - 02:58

Total Clouds (% Sky Obscured)

90
90
93
95
82
74
65
57
51
47
36
32
25
21
14
12
10
6
2

Low Clouds (% Sky Obscured)

80
68
57
46
46
50
53
53
51
47
36
31
14
5
1
0
0
0
0

Medium Clouds (% Sky Obscured)

8
15
24
31
25
16
13
9
5
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
1
1
1
2
1
2
2
2
4
6
7
3
3
1

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
8
7
8
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

28
26
22
18
19
15
8
5
5
6
7
8
2
6
5
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
15
15
16
16
15
15
13
11
10
9
8
8
7
5
5
5
4

Chance of Frost

Temperature (°C)

13
14
13
13
12
11
10
9
9
8
8
7
6
6
5
4
4
4
4

Feels Like (°C)

10
11
11
10
9
9
9
9
4
4
5
4
4
4
1
1
1
1
0

Dew Point (°C)

9
9
8
7
7
6
5
5
3
2
2
2
2
2
1
1
-0
-1
-1

Relative Humidity (%)

76
72
71
70
70
71
71
72
68
65
63
66
71
75
75
76
76
75
75

Pressure (mb)

1010
1011
1011
1011
1011
1012
1012
1013
1014
1014
1015
1015
1016
1016
1016
1017
1017
1017
1017

Ozone (du)

379
380
381
381
382
383
384
385
386
387
388
390
391
393
392
390
389
388
386

Forecast for Watchet, Somerset, United Kingdom (51.18,-3.33)

Generated: 29/04/26 12:27:52. Forecast: 29/04/26 to 05/05/26. Timezone: UTC+1.00